import Vue from 'vue'
import Router from 'vue-router'
import Login from './components/Login.vue'
import Home from './components/Home.vue'
import './assets/css/global.css'
import Welcome from './components/Welcome.vue'
import Users from './components/user/Users.vue'
import Rights from './components/power/Rights.vue'
import Roles from './components/power/Roles.vue'
import Cate from'./components/goods/Cate.vue'
import Params from'./components/goods/Params.vue'
import GoodsList from './components/goods/List.vue'
import Add from './components/goods/Add.vue'
import Order from './components/order/Order.vue'
import Report from './components/report/Report.vue'
Vue.use(Router)

const router = new Router({
  routes: [
    { path: '/', redirect: '/Login' },
    { path: '/login', component: Login },
    { path: '/home',
      component: Home,
      redirect: '/Welcome',
      children: [
      {path: '/Welcome', component: Welcome}, 
      { path: '/users', component: Users },
      {path: '/rights',component: Rights},
      {path: '/roles',component: Roles},
      {path: '/categories',component: Cate},
      {path: '/params',component: Params},
      {path: '/goods', component: GoodsList },
      { path: '/goods/add', component: Add },  
      { path: '/orders', component: Order },
      { path: '/reports', component: Report }
    ] }
  ]

})
//  挂在路由到导航守卫
router.beforeEach((to, from, next) => {
  //  to 要访问的路径 from 从哪里跳转来 next是一个函数，表示放行
  if (to.path === '/login') return next()
  //  获取token
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login')
  next()
})

export default router
